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1 // Copyright 2014 PDFium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | |
6 | |
7 #include "xfa/src/fxfa/app/xfa_ffimageedit.h" | |
8 | |
9 #include "xfa/include/fwl/core/fwl_app.h" | |
10 #include "xfa/include/fwl/lightwidget/picturebox.h" | |
11 #include "xfa/src/fxfa/app/xfa_ffdoc.h" | |
12 #include "xfa/src/fxfa/app/xfa_ffdocview.h" | |
13 #include "xfa/src/fxfa/app/xfa_fffield.h" | |
14 #include "xfa/src/fxfa/app/xfa_ffpageview.h" | |
15 #include "xfa/src/fxfa/app/xfa_ffwidget.h" | |
16 | |
17 CXFA_FFImageEdit::CXFA_FFImageEdit(CXFA_FFPageView* pPageView, | |
18 CXFA_WidgetAcc* pDataAcc) | |
19 : CXFA_FFField(pPageView, pDataAcc), m_pOldDelegate(NULL) {} | |
20 CXFA_FFImageEdit::~CXFA_FFImageEdit() { | |
21 CXFA_FFImageEdit::UnloadWidget(); | |
22 } | |
23 FX_BOOL CXFA_FFImageEdit::LoadWidget() { | |
24 CFWL_PictureBox* pPictureBox = new CFWL_PictureBox; | |
25 if (pPictureBox) { | |
26 pPictureBox->Initialize(); | |
27 } | |
28 m_pNormalWidget = (CFWL_Widget*)pPictureBox; | |
29 IFWL_Widget* pWidget = m_pNormalWidget->GetWidget(); | |
30 m_pNormalWidget->SetPrivateData(pWidget, this, NULL); | |
31 IFWL_NoteDriver* pNoteDriver = FWL_GetApp()->GetNoteDriver(); | |
32 pNoteDriver->RegisterEventTarget(pWidget, pWidget); | |
33 m_pOldDelegate = pPictureBox->SetDelegate(this); | |
34 CXFA_FFField::LoadWidget(); | |
35 if (m_pDataAcc->GetImageEditImage()) { | |
36 return TRUE; | |
37 } | |
38 UpdateFWLData(); | |
39 return TRUE; | |
40 } | |
41 void CXFA_FFImageEdit::UnloadWidget() { | |
42 m_pDataAcc->SetImageEditImage(NULL); | |
43 CXFA_FFField::UnloadWidget(); | |
44 } | |
45 void CXFA_FFImageEdit::RenderWidget(CFX_Graphics* pGS, | |
46 CFX_Matrix* pMatrix, | |
47 FX_DWORD dwStatus, | |
48 int32_t iRotate) { | |
49 if (!IsMatchVisibleStatus(dwStatus)) { | |
50 return; | |
51 } | |
52 CFX_Matrix mtRotate; | |
53 GetRotateMatrix(mtRotate); | |
54 if (pMatrix) { | |
55 mtRotate.Concat(*pMatrix); | |
56 } | |
57 CXFA_FFWidget::RenderWidget(pGS, &mtRotate, dwStatus); | |
58 CXFA_Border borderUI = m_pDataAcc->GetUIBorder(); | |
59 DrawBorder(pGS, borderUI, m_rtUI, &mtRotate); | |
60 RenderCaption(pGS, &mtRotate); | |
61 if (CFX_DIBitmap* pDIBitmap = m_pDataAcc->GetImageEditImage()) { | |
62 CFX_RectF rtImage; | |
63 m_pNormalWidget->GetWidgetRect(rtImage); | |
64 int32_t iHorzAlign = XFA_ATTRIBUTEENUM_Left; | |
65 int32_t iVertAlign = XFA_ATTRIBUTEENUM_Top; | |
66 if (CXFA_Para para = m_pDataAcc->GetPara()) { | |
67 iHorzAlign = para.GetHorizontalAlign(); | |
68 iVertAlign = para.GetVerticalAlign(); | |
69 } | |
70 int32_t iAspect = XFA_ATTRIBUTEENUM_Fit; | |
71 if (CXFA_Value value = m_pDataAcc->GetFormValue()) { | |
72 if (CXFA_Image imageObj = value.GetImage()) { | |
73 iAspect = imageObj.GetAspect(); | |
74 } | |
75 } | |
76 int32_t iImageXDpi = 0; | |
77 int32_t iImageYDpi = 0; | |
78 m_pDataAcc->GetImageEditDpi(iImageXDpi, iImageYDpi); | |
79 XFA_DrawImage(pGS, rtImage, &mtRotate, pDIBitmap, iAspect, iImageXDpi, | |
80 iImageYDpi, iHorzAlign, iVertAlign); | |
81 } | |
82 } | |
83 FX_BOOL CXFA_FFImageEdit::OnLButtonDown(FX_DWORD dwFlags, | |
84 FX_FLOAT fx, | |
85 FX_FLOAT fy) { | |
86 if (m_pDataAcc->GetAccess() != XFA_ATTRIBUTEENUM_Open) { | |
87 return FALSE; | |
88 } | |
89 if (!PtInActiveRect(fx, fy)) { | |
90 return FALSE; | |
91 } | |
92 SetButtonDown(TRUE); | |
93 CFWL_MsgMouse ms; | |
94 ms.m_dwCmd = FWL_MSGMOUSECMD_LButtonDown; | |
95 ms.m_dwFlags = dwFlags; | |
96 ms.m_fx = fx; | |
97 ms.m_fy = fy; | |
98 ms.m_pDstTarget = m_pNormalWidget->m_pIface; | |
99 FWLToClient(ms.m_fx, ms.m_fy); | |
100 TranslateFWLMessage(&ms); | |
101 IXFA_AppProvider* pAppProvider = GetAppProvider(); | |
102 if (!pAppProvider) { | |
103 return TRUE; | |
104 } | |
105 CFX_WideString wsTitle; | |
106 CFX_WideString wsFilter; | |
107 pAppProvider->LoadString(XFA_IDS_ImageFilter, wsFilter); | |
108 CFX_WideStringArray wsPathArray; | |
109 pAppProvider->ShowFileDialog(wsTitle, wsFilter, wsPathArray); | |
110 int32_t iSize = wsPathArray.GetSize(); | |
111 if (iSize < 1) { | |
112 return TRUE; | |
113 } | |
114 CFX_WideString wsFilePath = wsPathArray[0]; | |
115 FX_STRSIZE nLen = wsFilePath.GetLength(); | |
116 FX_STRSIZE nIndex = nLen - 1; | |
117 while (nIndex > 0 && wsFilePath[nIndex] != '.') { | |
118 nIndex--; | |
119 } | |
120 if (nIndex <= 0) { | |
121 return TRUE; | |
122 } | |
123 CFX_WideString wsContentType(L"image/"); | |
124 wsContentType += wsFilePath.Right(nLen - nIndex - 1); | |
125 wsContentType.MakeLower(); | |
126 FXCODEC_IMAGE_TYPE eImageType = XFA_GetImageType(wsContentType); | |
127 if (eImageType == FXCODEC_IMAGE_UNKNOWN) { | |
128 return TRUE; | |
129 } | |
130 CFX_WideString wsImage; | |
131 IFX_FileRead* pFileRead = FX_CreateFileRead(wsFilePath); | |
132 if (pFileRead) { | |
133 int32_t nDataSize = pFileRead->GetSize(); | |
134 if (nDataSize > 0) { | |
135 CFX_ByteString bsBuf; | |
136 FX_CHAR* pImageBuffer = bsBuf.GetBuffer(nDataSize); | |
137 pFileRead->ReadBlock(pImageBuffer, 0, nDataSize); | |
138 bsBuf.ReleaseBuffer(); | |
139 if (!bsBuf.IsEmpty()) { | |
140 FX_CHAR* pData = XFA_Base64Encode(bsBuf, nDataSize); | |
141 wsImage = CFX_WideString::FromLocal(pData); | |
142 FX_Free(pData); | |
143 } | |
144 } | |
145 m_pDataAcc->SetImageEditImage(NULL); | |
146 pFileRead->Release(); | |
147 } | |
148 m_pDataAcc->SetImageEdit(wsContentType, CFX_WideStringC(), wsImage); | |
149 m_pDataAcc->LoadImageEditImage(); | |
150 AddInvalidateRect(); | |
151 m_pDocView->SetChangeMark(); | |
152 return TRUE; | |
153 } | |
154 void CXFA_FFImageEdit::SetFWLRect() { | |
155 if (!m_pNormalWidget) { | |
156 return; | |
157 } | |
158 CFX_RectF rtUIMargin; | |
159 m_pDataAcc->GetUIMargin(rtUIMargin); | |
160 CFX_RectF rtImage(m_rtUI); | |
161 rtImage.Deflate(rtUIMargin.left, rtUIMargin.top, rtUIMargin.width, | |
162 rtUIMargin.height); | |
163 m_pNormalWidget->SetWidgetRect(rtImage); | |
164 } | |
165 FX_BOOL CXFA_FFImageEdit::CommitData() { | |
166 return TRUE; | |
167 } | |
168 FX_BOOL CXFA_FFImageEdit::UpdateFWLData() { | |
169 m_pDataAcc->SetImageEditImage(NULL); | |
170 m_pDataAcc->LoadImageEditImage(); | |
171 return TRUE; | |
172 } | |
173 int32_t CXFA_FFImageEdit::OnProcessMessage(CFWL_Message* pMessage) { | |
174 return m_pOldDelegate->OnProcessMessage(pMessage); | |
175 } | |
176 FWL_ERR CXFA_FFImageEdit::OnProcessEvent(CFWL_Event* pEvent) { | |
177 CXFA_FFField::OnProcessEvent(pEvent); | |
178 return m_pOldDelegate->OnProcessEvent(pEvent); | |
179 } | |
180 FWL_ERR CXFA_FFImageEdit::OnDrawWidget(CFX_Graphics* pGraphics, | |
181 const CFX_Matrix* pMatrix) { | |
182 return m_pOldDelegate->OnDrawWidget(pGraphics, pMatrix); | |
183 } | |
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